Not sure how to do this problem

An unknown substance has a melting point of 1064 ∘c, is insoluble in water, conducts electricity as a solid, and is hard. given these properties, which of the following are possible identities for the unknown substance? check all that apply. view available hint(s) check all that apply. sio2 f2 au kbr

The metric unit of electrical power is the watt volt ampere ohm

In physics the desire of an object to keep doing what it is doing is termed?